On the spectrum of the algebra of bounded-type symmetric analytic functions on ℓ 1 $\ell _1$

IF 0.8 3区 数学 Q2 MATHEMATICS Mathematische Nachrichten Pub Date : 2024-07-29 DOI:10.1002/mana.202300415
Iryna Chernega, Pablo Galindo, Andriy Zagorodnyuk
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引用次数: 0

Abstract

We obtain a complete description of the spectrum of the Fréchet algebra of symmetric analytic functions bounded on balls on the sequence space 1 $\ell _1$ . This is achieved after proving that on the analogous algebra for p $\ell _p$ , 1 p < $1\le p &lt;\infty$ , the radius function of any evaluation homomorphism δ x , x p $\delta _x, \nobreakspace x \in \ell _p$ , coincides with the norm of x $x$ .

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论 ℓ1$\ell _1$ 上有界型对称解析函数代数的谱
我们得到了序列空间上球上有界对称解析函数弗雷谢特代数谱的完整描述。这是在证明了在Ⅳ的类似代数上,任何评价同态Ⅳ的半径函数与Ⅳ的规范重合之后实现的。
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来源期刊
CiteScore
1.50
自引率
0.00%
发文量
157
审稿时长
4-8 weeks
期刊介绍: Mathematische Nachrichten - Mathematical News publishes original papers on new results and methods that hold prospect for substantial progress in mathematics and its applications. All branches of analysis, algebra, number theory, geometry and topology, flow mechanics and theoretical aspects of stochastics are given special emphasis. Mathematische Nachrichten is indexed/abstracted in Current Contents/Physical, Chemical and Earth Sciences; Mathematical Review; Zentralblatt für Mathematik; Math Database on STN International, INSPEC; Science Citation Index
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